OH

Othmar Hahn

CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
Overall (All Time): #3,969,904 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4648994 Process for the preparation of 1-amino-2-bromo-4-hydroxyanthraquinone Rolf Muller, Hans Niederer 1987-03-10